• DocumentCode
    421611
  • Title

    Femtosecond nonlinear phase dispersion of GaAs/AlGaAs quantum wells

  • Author

    Misawa, K. ; Inuzuka, F. ; Nishi, K. ; Lang, R.

  • Author_Institution
    Dept. of Appl. Phys., Tokyo Univ. of Agric. & Technol., Japan
  • Volume
    2
  • fYear
    2004
  • fDate
    16-21 May 2004
  • Abstract
    We determined the femtosecond nonlinear phase and amplitude spectra in GaAs/AlGaAs quantum wells using a polarization-division Sagnac interferometer. The nonlinear dispersion around the excitonic resonance can be explained by ultrafast neutralization of the built-in field.
  • Keywords
    III-V semiconductors; Sagnac interferometers; aluminium compounds; excitons; gallium arsenide; high-speed optical techniques; optical communication; optical dispersion; phase modulation; semiconductor quantum wells; time resolved spectra; GaAs-AlGaAs; GaAs-AlGaAs quantum wells; built-in field; excitonic resonance; femtosecond nonlinear phase dispersion; polarization-division Sagnac interferometer; ultrafast neutralization;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Lasers and Electro-Optics, 2004. (CLEO). Conference on
  • Conference_Location
    San Francisco, CA
  • Print_ISBN
    1-55752-777-6
  • Type

    conf

  • Filename
    1360806